test: add debug info

Author: yeshan333

.github/workflows/e2e_test_windows.yaml

@@ -28,11 +28,12 @@ jobs:
           cd vfox
           go build -o vfox.exe
           echo "$pwd" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
-          vfox -version
+          ./vfox.exe -version
 
       - name: add vfox-erlang plugin (Windows) 
         if: runner.os == 'Windows'
         run: |
+          vfox -version
           vfox add --source https://github.com/version-fox/vfox-erlang/archive/$env:GITHUB_REF.zip erlang
 
       - name: install Erlang/OTP by vfox-erlang plugin (Windows)